Whether you are ready to take small steps or build an overall plan to go green, sustainable business practices make for a better earth and a better bottom line.

1: Green Your Supply LineDo now: From eco-friendly cleaning products to staple-free staplers, consider incorporating green supplies into your office. Check out the EPA's Environmentally Preferred Purchasing Guide.Plan for the Future: Consider the entire life cycle of products. Even "green" products can have a negative footprint if they are produced or transported in ways that negatively impact the environment.

2: Save EnergyDo now: Turn off computers and lights at the end of the day. Keep offices at an agreed-upon, environmentally-friendly temperature appropriate for the season. Get more tips from Ameren. Plan for the Future: Use motion sensors to reduce use of overhead lights in empty rooms and hallways. Buy Energy Star electronics - even eco-friendly vending machines are available.

3: Reduce WasteDo now: Don't print this. Forms and even receipts can be submitted and issued online. Encourage use of reusable mugs, plates and silverware in the office and make recycling easy.Plan for the Future: Even though it seems eco-friendly compared to printing, storing electronic data taxes natural resources as well. Consider a green IT plan that purges unneeded data and encourages sharing documents.

4: Embrace Natural ResourcesDo now: Ditch the fluorescent lights during the day and take advantage of natural light. Bring greenery into the office, especially into meeting and common areas. Plan for the Future: Consider a long-term investment in sustainable architecture and technology through a green roof or solar energy panels. 5: Encourage Eco-Friendly TransportationDo now: Promote carpooling and use of public transportation. Make it easier by designating a spot for bike storage and setting aside locker room space, if possible. Find out more about regional alternative transportation.Plan for the Future: Consider allowing employees to telecommuting part of the time and offer incentives for employees who live locally.